Proceedings of the International School of Physics "Enrico Fermi.", Volume 70

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Page 89However, the K1(n) obtained from the fit of the theory exhibit a singularity being
accomplished with a sign change of the constants. This behaviour is in severe
contradiction to the basic assumption of the singleion behaviour. The reason for
this ...

Page 90Concentration dependence of K1 and K1(n) for yttrium iron-gallium garnets Yas
Fe, Ga.,](Fea—,6a,)012 at T = 0 K. The singularities arising for K1(n) originate
from the compositional compensation point and the Curie point. for A (c) and D(c)
...

Page 95Some typical values of these coefficients outside the singularity are listed in table
VI. TABLE VI. — Magnetoelastic coupling coefficents defined in eq. (5.1) for
different garnet compositions. The values are deduced from the fit of the
measured ...